Following the December 2007 release of the Marvel vs. Capcom: Eternity of Heroes, the game project entered a new stage with upgrades including the use of a newly release Highres Win Mugen engine, new screen visuals, a new soundtrack, a new logo and an infusion of new Mugen authors participating to bring even more playable characters to the game. The most recent release occurred on May 31st, 2010 and continues in the public beta testing stage. Development continued on into 2011, promising to bring continued surprises to the table.